1071443404 has 12 divisors (see below), whose sum is σ = 1892228800. Its totient is φ = 530806608.

The previous prime is 1071443393. The next prime is 1071443407. The reversal of 1071443404 is 4043441701.

It is a super-2 number, since 2×1071443404² = 2295981935950214432, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1071443407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1228284 + ... + 1229155.

Almost surely, 2^1071443404 is an apocalyptic number.

It is an amenable number.

1071443404 is a deficient number, since it is larger than the sum of its proper divisors (820785396).

1071443404 is a wasteful number, since it uses less digits than its factorization.

1071443404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2457552 (or 2457550 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 1071443404 is about 32732.9101058858. The cubic root of 1071443404 is about 1023.2688300038.

The spelling of 1071443404 in words is "one billion, seventy-one million, four hundred forty-three thousand, four hundred four".